dave slagle said:If you build it as drawn, try bypassing the 3K3 resistor on the grid of the 300B wiht a clip lead and see how the sound changes. It is not needed for proper circuit operation.
jlsem said:Does anyone know what happened to Thomas of Diyaudio.hk (tube-lover)? He ripped me off to the tune of $800 on eBay for one of his amplifier kits.
kmaier said:...many designs are running without any load until you get to the upper limits of driving the grid, which is incorrect.
korneluk said:Here's the SJS 417A/437A version of the amp.
Could you elaborate? The concern seems to be the transition from unloaded to loaded, what in particular using an IT?